vagrant: Remove sleep statements.
vagrant: Remove sleep statements.

There have been sleep statements in the vagrant and
this commit tries to remove them and start the daemons
more intelligently.

Signed-off-by: Gurucharan Shetty <a1872e333d0e52644f6125da2276530f7ebe5e77@ovn.org>

shettyg/ovn-kubernetes,shettyg/ovn-kubernetes,shettyg/ovn-kubernetes